diff --git a/migrations/2020_11_04_153616_create_group_table.php b/migrations/2020_11_04_153616_create_group_table.php
index 72adda7..9e9eb4d 100644
--- a/migrations/2020_11_04_153616_create_group_table.php
+++ b/migrations/2020_11_04_153616_create_group_table.php
@@ -28,8 +28,6 @@ class CreateGroupTable extends Migration
             $table->charset = 'utf8';
             $table->collation = 'utf8_general_ci';
             $table->engine = 'InnoDB';
-
-            $table->index(['group_id', 'is_delete', 'is_top', 'updated_at'], 'idx_group_id_is_delete_is_top_updated_at');
         });
 
         $prefix = config('databases.default.prefix');
diff --git a/migrations/2020_11_04_153636_create_group_notice_table.php b/migrations/2020_11_04_153636_create_group_notice_table.php
index 4130c52..65de7fd 100644
--- a/migrations/2020_11_04_153636_create_group_notice_table.php
+++ b/migrations/2020_11_04_153636_create_group_notice_table.php
@@ -12,7 +12,7 @@ class CreateGroupNoticeTable extends Migration
      */
     public function up(): void
     {
-        Schema::create('users_group_notice', function (Blueprint $table) {
+        Schema::create('group_notice', function (Blueprint $table) {
             $table->unsignedInteger('id', true)->comment('群公告ID');
             $table->unsignedInteger('group_id')->default(0)->comment('群组ID');
             $table->unsignedInteger('creator_id')->default(0)->comment('创建者用户ID');